COUPLING 4165694 - Caterpillar

Magneto
Table 1
Required Tools
Qty Pt. No. Description
1 9U-6958 Magneto Test Module Use the 9U-6958 Magneto Test Module for measuring the voltage that is supplied to the spark plug by the magneto. The Operating Manual, NEHS0588 is provided with the tool.Bench testing of the magneto is performed by the manufacturer.Timing of the Magneto to the Engine (Solid State Altronic)
Table 2
Tools Needed Qty
9S-9082 Engine Turning Tool 1
Determine the correct ignition timing for the fuel.
Obtain a fuel analysis.
Enter the data from the fuel analysis into the Caterpillar Software, LERW4485, "Gas Engine Rating Pro (GERP)".
Refer to Engine Performance, LEBQ6483, "G3400 Industrial", "Fuel Usage Guide" or Engine Performance, LEBQ6483, "G3400 Generator Set", "Fuel Usage Guide" or consult with your Caterpillar dealer in order to determine the desired ignition timing.
Illustration 1 g00743058
(1) Flywheel
(2) Opening for the 9S-9082 Engine Turning Tool
Remove the covers for flywheel (1) and opening (2) on the right rear side